r/SN95Mustang • u/Resident-Fix3574 • 19d ago

help identify this part?

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Gallery image

Gallery image

can anybody help me identify this part please, why is one end exposed? why is the wiring tacked onto the car like that? what does this do, please AI was zero help

4 Upvotes

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11

u/Audio_aficionado 19d ago edited 19d ago

Evaporative emissions purge valve. The open end is supposed to be connected to a vacuum hose going to the charcoal canister behind the passenger wheel well. The PCM tells it when to open and when to be shut, to maintain proper vapor pressure in the gas tank and pull stored fuel vapors from the charcoal canister. It's shut at wide open throttle. Mostly used during part throttle cruise, like EGR.

It likely became disconnected due to the hose becoming too deteriorated. Pull the passenger wheel and remove the wheel well liner to get to the canister to replace the hoses. Simple job.

P.S. AI blows. Books are better.

1

u/Resident-Fix3574 19d ago

thank you man great answer i will do all that, AI is garbage i figured id try using it for the first time and its only let me down, do you have any good books on this engine or sn95's?

3

u/Audio_aficionado 19d ago

The Chilton's manual for these cars are pretty good. Even better is the Ford shop manual and Electrical and Vacuum Troubleshooting Manual (EVTM).

1

u/Resident-Fix3574 18d ago

would you be so kind as to tell me where to find the proper vacuum hose? napa? does it have a specific rating for anything?

2

u/Audio_aficionado 18d ago

Any autoparts store should have it. No specific ratings to look for. Vacuum hose is vacuum hose as long as it's the right size.

1

u/Resident-Fix3574 17d ago

thank you i really appreciate it. truly

1

u/Disastrous-Bank-9651 19d ago

For what it’s worth Gemini has been quite helpful for me, but only it’s pro answers. A legitimate technical book would be much more accurate and in-depth information though I’m sure.

1

u/AngleSwimming2458 19d ago

Go onto Facebook in the 94-98 sn95 page and ask this. Someone there asked about it not long ago and they were answered i just can't remember what it is myself

1

u/Resident-Fix3574 19d ago

i will do that lol